#import <Foundation/Foundation.h>

BOOL areIntsDifferents(int thing1, int thing2){
    if(thing1 == thing2){
        return (NO);
    }else{
        return (YES);
    }
}

NSString *boolStrings(BOOL yesNo){
    if(yesNo == NO){
        return (@"NO");
    }else{
        return (@"YES");
    }
}

int main (int argc, const char *argv[])
{
    BOOL areTheyDifferent;
    areTheyDifferent = areIntsDifferents(5, 5);
    NSLog(@"are %d and %d different? %@", 5, 5, boolStrings(areTheyDifferent));

    areTheyDifferent = areIntsDifferents(23, 42);
    NSLog(@"are %d and %d different? %@", 23, 42, boolStrings(areTheyDifferent));

    return (0);
}
